Contents

About this guide
Chapter 1: Knowing your wireless router
- Package contents
- System requirements
- Before you proceed
- Hardware features
  - Top panel
  - Rear panel
  - Bottom panel
- Mounting options
Chapter 2: Getting started
- Setting up the wireless router
- Using the Quick Internet Setup (QIS)
  - Using QIS with auto-detection
  - Using QIS without auto-detection
Chapter 3: Configuring the network clients
- Accessing the wireless router
  - Setting an IP address for wired or wireless clients
- Managing bandwidth with QoS
Chapter 4: Configuring the advanced settings
- Setting up the operation mode
  - Setting up the wireless router in IP Sharing mode
  - Setting up the wireless router in Access Point mode
- Setting up the Wi-Fi Protected Setup (WPS)
- Upgrading the firmware
- Restoring/Saving/Uploading settings
Chapter 5: Installing the utilities
- Installing the utilities
- Device Discovery
- Firmware Restoration
Chapter 6: Troubleshooting
- Troubleshooting
Appendices
- Notices
- ASUS Contact Information

ASUS RT-N12LX User Manual

Pages 46

Year 2011

Language(s)

of 46

ASUS RT-N12LX Router Specification

The ASUS RT-N12LX Router is a versatile networking device designed for small to medium-sized homes and offices. It operates on the IEEE 802.11n standard, offering wireless data transfer rates of up to 300 Mbps, which is suitable for standard internet activities like browsing, streaming, and online gaming. The router is equipped with two external 5dBi antennas, enhancing its wireless range and ensuring stable connectivity across various devices. It supports both 2.4GHz frequency bands, providing compatibility with a wide range of wireless devices.

The RT-N12LX includes four 10/100 Mbps LAN ports, allowing multiple wired connections for devices requiring stable and high-speed internet access. It also features a WAN port for internet connectivity. The router supports multiple SSID functions, allowing up to four separate networks, which can be useful for managing user access and enhancing network security.

Security is a key aspect of the ASUS RT-N12LX, with features like WPA/WPA2 encryption to protect your network from unauthorized access. It also includes a built-in firewall with SPI intrusion detection, ensuring a secure browsing environment. The router is configured through a user-friendly web interface, simplifying setup and management even for those with limited technical expertise.

Additionally, the ASUS RT-N12LX supports Quality of Service (QoS) features that prioritize bandwidth for different applications, ensuring smooth and uninterrupted performance for critical tasks. Its compact design and robust build make it a reliable choice for users seeking a balance between performance and affordability in a wireless networking solution.

ASUS RT-N12LX Router F.A.Q.

How do I set up my ASUS RT-N12LX for the first time?

To set up your ASUS RT-N12LX, connect the router to your modem and computer via Ethernet cables. Access the router's web interface by typing 'http://192.168.1.1' in your browser. Log in with the default credentials (admin/admin), then follow the Quick Internet Setup wizard to configure your connection.

What should I do if my ASUS RT-N12LX router is not connecting to the internet?

First, check all physical connections. Restart the modem and router. Ensure your router's firmware is up-to-date. Log in to the router's web interface to verify that your ISP settings are correct. If the problem persists, reset the router to factory settings and reconfigure it.

How can I change the Wi-Fi SSID and password on my ASUS RT-N12LX router?

Log in to the router's web interface at 'http://192.168.1.1'. Navigate to the 'Wireless' section, select 'General', and you can change the SSID and password. Make sure to save the settings and reconnect your devices using the new credentials.

How do I update the firmware on my ASUS RT-N12LX?

Visit the ASUS support website and download the latest firmware for the RT-N12LX. Log in to the router's web interface, go to 'Administration', then 'Firmware Upgrade'. Upload the firmware file and follow the on-screen instructions.

Can I set up a guest network on my ASUS RT-N12LX?

Yes, you can. Log in to the router's web interface, go to the 'Guest Network' section under 'Wireless'. Enable the guest network and configure the SSID and password. Make sure to set appropriate access restrictions for guest users.

What steps should I take to secure my ASUS RT-N12LX router?

Change the default admin password, update the firmware regularly, disable WPS, enable WPA2 encryption, and hide the SSID if needed. Consider setting up a firewall and restricting access to the router settings.

How can I set up port forwarding on my ASUS RT-N12LX?

Log in to the router's web interface, go to 'WAN' under 'Advanced Settings', then select 'Port Forwarding'. Add a new rule with the necessary port numbers and IP address of the device you wish to forward ports to. Save your changes.

Why is my Wi-Fi signal weak on the ASUS RT-N12LX and how can I improve it?

Ensure the router is positioned in a central location, away from obstructions and interference sources. Consider changing the wireless channel in the router settings, and if necessary, use a Wi-Fi extender to boost the signal.

How do I perform a factory reset on the ASUS RT-N12LX?

To perform a factory reset, press and hold the reset button on the back of the router for about 10 seconds until the power light starts to flash. Release the button and wait for the router to reboot with default settings.

How can I monitor and manage bandwidth usage on the ASUS RT-N12LX?

Log in to the router's web interface, go to 'Traffic Manager', and enable 'QoS' (Quality of Service). Here you can monitor bandwidth usage and set priority rules for different devices and applications to manage the network efficiently.